%Plot Beta
plot(datam,betaOLS_Graph(:,2),'-','LineWidth',1.3)
set(gcf,'Color',[0.878 0.875 0.855 ])
% title('\bf Distribution of Estimation Beta ','FontSize',12)
legend('on')
legend('Ols 1 Year',1)
axis xy
grid on
set(gca,'FontSize',8)
[n2,m2]=size(betaOLS_Graph(:,2))
date = datenum(Date(end,:));
axlab=date-n2
datan = x2mdate(axlab,0)
axlabdes=datestr(datan)
dateaxis('x', 2)
xlabel('\bf Time ')
ylabel('\bfBeta') 
